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Compressed-Air Machine.

Description: Patent for an "an automatically acting compressed air machine where a reciprocating action is desired" (lines 9-11) "which will be automatic and positive in its action, which may be operated with minimum amount of compressed fluid, and which has relatively few parts that might get out of order" (lines 12-18).
Date: April 9, 1912
Creator: Saurenmann, Jacob Gilmore
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ant-Trap.

Description: Patent for ant traps that has a body portion with upper and lower inlet chambers. The trap is connected with the upper inlet chamber by a passage-way through which the ants may pass.
Date: December 19, 1911
Creator: Seifert, Adolf R. R. & Campbell, Bertha
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combined Scrubber And Mop.

Description: Patent for the combination of a scrubber, a mop, and a water receptacle to supply the cleansing liquid to the surface that is being cleaned and it provides a mechanism for wringing the mop.
Date: January 23, 1912
Creator: Lee, Bryant
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pumping-Head.

Description: Patent for a pumping head involving two piston rods that are rigid and, if broken, can be replaced without harming the rest of the machine. The patent includes instructions and illustrations.
Date: November 17, 1914
Creator: Boicourt, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for an improvement in the function and use of a valve which gets rid of the wire usually used to raise tank valves. Getting rid of this wire allows for easier drainage.
Date: January 20, 1914
Creator: Axtell, Fred W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Adjustable Hoe

Description: Patent for improvement in "the construction of hoes and to provide a simple, practical, and inexpensive hoe, of strong and durable construction." (lines 11-13) including illustrations.
Date: July 27, 1915
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Roller Boring-Drill.

Description: Patent for a boring-drill that can be manufactured cheaply. It provides sufficient space for the casing to follow it in order to prevent the walls from caving in. The patent includes instructions and illustrations.
Date: December 1, 1914
Creator: Hughes, Howard Robard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Antikicking Device for Automobiles.

Description: Patent for a device that catches the crank of hand crank automobiles which were typical of the early 1900s in the United States of America. The invention addresses controlling the motion of the crank and preventing the crank from causing injury.
Date: March 20, 1917
Creator: Miller, Herman P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fence-Post.

Description: Patent for new metal fence posts and supports to "improve and simplify the general construction of devices of this character" (lines 13-15).
Date: April 14, 1914
Creator: Naiser, John Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Air-Compressing Apparatus.

Description: Patent for a new air compressing apparatus which employs two kinds of tanks called high pressure containers and low pressure containers charged by means of an air compressing engine.
Date: March 16, 1915
Creator: Gebhardt, William Charles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Air-Pump

Description: Patent for an automobile air pump that can be power driven from a car motor. This pump can be driven from the rear wheel of a car.
Date: July 15, 1915
Creator: Causey, Thomas S. & Kelley, Robert B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Air Brush

Description: Patent for new and useful air brushes that are "intended for spraying paints, or colors, where it is desired to frequently change the color employed or to spray a combination of colors at the same time" (lines 16-20). Illustrations are included.
Date: May 30, 1916
Creator: Philibert, Joseph E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Rule, Square, and Miter.

Description: Patent for a combination of devices that contains "attachments for folding rules which will make said rules capable of use as a square, tri-square, and miter" (lines 15-17), including instructions and illustrations.
Date: August 4, 1914
Creator: McFarland, Charles M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Clock Attachment

Description: Patent for an improved clock attachment to operate "a series of alarms or signals arranged in different rooms of a building or in other separated stations for simultaneously sounding the alarms or for operating the signals at predetermined times." (lines 11-17) including illustrations.
Date: January 11, 1915
Creator: Moore, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process of Electrical Separation

Description: Patent for a new Process of Electrical Separation. The process relates to "electrostatic separation, and particularly to the charging of particles electrically to affect their different capacities of receiving such charge." (Line 12-15)
Date: November 10, 1914
Creator: Sutton, Henry M. & Steele, Walter L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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